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U.S. Department of Health and Human Services

Final Rules: Food Additives and Color Additives
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Petition(s): FAP 9B4157

Indirect Food Additives: Polymers

Petitioner: PCI Membrane Systems, Ltd.
Docket number (legacy and/or former docket number(s)): (92F-0100)
Subject additive and intended use: amending the food additive regulations to provide for the safe use of the polymeric reaction product of 1,3,5-benzenetricarbonyl trichloride with piperazine and 1,2-diaminoethane as a food-contact layer of reverse osmosis membranes
21 CFR* affected: 177.2550 Reverse osmosis membranes
Substance(s)*, (CAS Registry® No.): 1,3,5-benzenetricarbonyl trichloride, (4422-95-1)
piperazine, (110-85-0)
1,2-diaminoethane, (107-15-3)
Federal Register publication history: Mar 23, 1992 57 FR 10026 Notice
Mar 2, 1994 59 FR 9925 Final Rule Mar 2, 1994

 

*Definitions

  • 21 CFR: Title 21 of the Code of Federal Regulations.
  • Substance: The name of the substance listed in the CFR.
  • CAS Registry® No.: Chemical Abstract Service (CAS) Registry Number® for the substance.
  • Petitions (see also Questions and Answers About the Petition Process)
    • FAP: Food Additive Petition
    • CAP: Color Additive Petition
    • GRP: GRAS Affirmation Petition (replaced by GRAS Notification Program in 1998)
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